﻿// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;

namespace SharpDX.DXGI
{
    public partial class Factory4
    {
        /// <summary>
        /// Initializes a new instance of <see cref="Factory4"/> class.
        /// </summary>
        public Factory4() : this(IntPtr.Zero)
        {
            IntPtr factoryPtr;
            DXGI.CreateDXGIFactory1(Utilities.GetGuidFromType(GetType()), out factoryPtr);
            NativePointer = factoryPtr;
        }

        /// <summary>
        /// Initializes a new instance of <see cref="Factory4"/> class.
        /// </summary>
        /// <param name="debug">True - to set the DXGI_CREATE_FACTORY_DEBUG flag.</param>
        public Factory4(bool debug = false) : this(IntPtr.Zero)
        {
            IntPtr factoryPtr;
            DXGI.CreateDXGIFactory2(debug ? DXGI.CreateFactoryDebug : 0x00, Utilities.GetGuidFromType(typeof(Factory4)), out factoryPtr);
            NativePointer = factoryPtr;
        }

        /// <summary>
        /// Gets the default warp adapter.
        /// </summary>
        /// <returns>The warp adapter.</returns>
        public Adapter GetWarpAdapter()
        {
            IntPtr adapterPtr;
            EnumWarpAdapter(Utilities.GetGuidFromType(typeof(Adapter)), out adapterPtr);
            return new Adapter(adapterPtr);
        }

        /// <summary>
        /// Gets the adapter for the specified LUID.
        /// </summary>
        /// <param name="adapterLuid">A unique value that identifies the adapter.</param>
        /// <returns>The adapter.</returns>
        public Adapter GetAdapterByLuid(long adapterLuid)
        {
            IntPtr adapterPtr;
            EnumAdapterByLuid(adapterLuid, Utilities.GetGuidFromType(typeof(Adapter)), out adapterPtr);
            return new Adapter(adapterPtr);
        }
    }
}